src/src/org/ultramonkey/l7/view/SnmpAgentServlet.java

   1 package org.ultramonkey.l7.view;
   2
   3 import java.io.IOException;
   4 import java.util.Enumeration;
   5
   6 import javax.servlet.ServletException;
   7 import javax.servlet.http.HttpServletRequest;
   8 import javax.servlet.http.HttpServletResponse;
   9 import javax.servlet.http.HttpSession;
  10
  11 import org.apache.log4j.Logger;
  12 import org.ultramonkey.l7.controller.SnmpAgentData;
  13 import org.ultramonkey.l7.model.ExecuteMode;
  14 import org.ultramonkey.l7.model.L7guiFramework;
  15 import org.ultramonkey.l7.model.LogCategorySet;
  16 import org.ultramonkey.l7.model.Message;
  17 import org.ultramonkey.l7.model.MessageView;
  18 import org.ultramonkey.l7.model.SessionTransData;
  19
  20 /**
  21  * <p>
  22  * class VSModServlet
  23  * </p>
  24  * <p>
  25  * Copyright(c) NTT COMWARE 2008
  26  * </p>
  27  *
  28  * @author kobayashi
  29  */
  30 public class SnmpAgentServlet extends org.ultramonkey.l7.view.L7guiServletBase {
  31         static final long serialVersionUID = 1L;
  32
  33         private Logger logger = Logger.getLogger(LogCategorySet.GUI_IO);
  34
  35         /*
  36          * (non-Java-doc)
  37          *
  38          * @see javax.servlet.http.HttpServlet#HttpServlet()
  39          */
  40         public SnmpAgentServlet() {
  41                 super();
  42                 // --- debug log (constructor) ---
  43                 if (logger.isDebugEnabled()) {
  44                         logger.debug("11261 class SnmpAgentServlet created.");
  45                 }
  46                 // --- debug log (constructor) ---
  47         }
  48
  49         /*
  50          * (non-Java-doc)
  51          *
  52          * @see javax.servlet.http.HttpServlet#doGet(HttpServletRequest request,
  53          *      HttpServletResponse response)
  54          */
  55         protected void doGet(HttpServletRequest request,
  56                         HttpServletResponse response) throws ServletException, IOException {
  57                 // --- debug log (in method) ---
  58                 if (logger.isDebugEnabled()) {
  59                         StringBuffer buf = new StringBuffer();
  60                         buf.append("SnmpAgentServlet::doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException in ");
  61                         buf.append("request=(" + request + "), ");
  62                         buf.append("response=(" + response + ")");
  63                         logger.debug("11262 " + buf.toString());
  64                         request.setCharacterEncoding("UTF-8");
  65                         logger.debug("11263 QueryString=\"" + request.getQueryString() + "\"");
  66                 }
  67                 // --- debug log (in method) ---
  68
  69                 response.sendRedirect(RedirectPages.LOGIN);
  70
  71                 // --- debug log (out method) ---
  72                 if (logger.isDebugEnabled()) {
  73                         logger.debug("11264 SnmpAgentServlet::doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException out");
  74                 }
  75                 // --- debug log (out method) ---
  76                 return;
  77         }
  78
  79         /*
  80          * (non-Java-doc)
  81          *
  82          * @see javax.servlet.http.HttpServlet#doPost(HttpServletRequest request,
  83          *      HttpServletResponse response)
  84          */
  85         protected void doPost(HttpServletRequest request,
  86                         HttpServletResponse response) throws ServletException, IOException {
  87                 // --- debug log (in method) ---
  88                 if (logger.isDebugEnabled()) {
  89                         StringBuffer buf = new StringBuffer();
  90                         buf.append("SnmpAgentServlet::doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException in ");
  91                         buf.append("request=(" + request + "), ");
  92                         buf.append("response=(" + response + ")");
  93                         logger.debug("11265 " + buf.toString());
  94                         request.setCharacterEncoding("UTF-8");
  95                         Enumeration keys = request.getParameterNames();
  96                         String post = "";
  97                         while (keys.hasMoreElements()) {
  98                                 if (post.length() != 0)
  99                                         post += "&";
 100                                 String key = (String) keys.nextElement();
 101                                 post += key + "=" + request.getParameter(key);
 102                         }
 103                         logger.debug("11266 PostData=\"" + post + "\"");
 104                 }
 105                 // --- debug log (in method) ---
 106
 107                 // check login session
 108                 super.doPost(request, response);
 109
 110                 HttpSession session = request.getSession(false);
 111                 if (login == false || session == null) {
 112                         if (session != null) {
 113                                 MessageView error = new MessageView(41059,
 114                                                 LogCategorySet.GUI_USER_AUTHENTICATION,
 115                                                 Message.INVALID_SESSSION);
 116                                 session.setAttribute(SessionKeys.RESULT_MESSAGE, error);
 117                         }
 118                         response.sendRedirect(RedirectPages.LOGIN);
 119                         // --- debug log (out method) ---
 120                         if (logger.isDebugEnabled()) {
 121                                 logger.debug("11267 SnmpAgentServlet::doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException out");
 122                         }
 123                         // --- debug log (out method) ---
 124                         return;
 125                 }
 126
 127                 /*
 128                  * get SnmpAgentData
 129                  */
 130                 request.setCharacterEncoding("UTF-8");
 131                 String str_snmpInterval = request.getParameter("snmp_interval");
 132                 if (str_snmpInterval == null) {
 133                         MessageView error = new MessageView(41060, LogCategorySet.GUI_SNMP,
 134                                         Message.UNEXPECTED_ERROR);
 135                         session.setAttribute(SessionKeys.RESULT_MESSAGE, error);
 136                         response.sendRedirect(RedirectPages.LOGIN);
 137                         // --- debug log (out method) ---
 138                         if (logger.isDebugEnabled()) {
 139                                 logger.debug("11268 SnmpAgentServlet::doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException out");
 140                         }
 141                         // --- debug log (out method) ---
 142                         return;
 143                 }
 144
 145                 // unit_snmpInterval
 146                 String unit_snmpInterval = request.getParameter("unit_interval");
 147                 if (unit_snmpInterval == null) {
 148                         MessageView error = new MessageView(41061, LogCategorySet.GUI_SNMP,
 149                                         Message.UNEXPECTED_ERROR);
 150                         session.setAttribute(SessionKeys.RESULT_MESSAGE, error);
 151                         response.sendRedirect(RedirectPages.LOGIN);
 152                         // --- debug log (out method) ---
 153                         if (logger.isDebugEnabled()) {
 154                                 logger.debug("11269 SnmpAgentServlet::doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException out");
 155                         }
 156                         // --- debug log (out method) ---
 157                         return;
 158                 }
 159
 160                 // SnmpAgetData
 161                 L7guiFramework frameWork = new L7guiFramework();
 162                 SnmpAgentData snmp = frameWork.getSnmpAgentData();
 163                 if (snmp == null) {
 164                         MessageView error = new MessageView(41062, LogCategorySet.GUI_SNMP,
 165                                         Message.UNEXPECTED_ERROR);
 166                         session.setAttribute(SessionKeys.RESULT_MESSAGE, error);
 167                         response.sendRedirect(RedirectPages.LOGIN);
 168                         // --- debug log (out method) ---
 169                         if (logger.isDebugEnabled()) {
 170                                 logger.debug("11270 SnmpAgentServlet::doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException out");
 171                         }
 172                         // --- debug log (out method) ---
 173                         return;
 174                 }
 175
 176                 /*
 177                  * validationCheck
 178                  */
 179                 boolean validationFlag = validationcheck(session, str_snmpInterval,
 180                                 snmp);
 181                 if (validationFlag == false) {
 182                         session.setAttribute(SessionKeys.INPUT_SNMP, snmp);
 183                         session
 184                                         .setAttribute(SessionKeys.INPUT_SNMP_UNIT,
 185                                                         unit_snmpInterval);
 186                         MessageView error = new MessageView(21037, LogCategorySet.GUI_SNMP,
 187                                         Message.INVALID_VALUE);
 188                         session.setAttribute(SessionKeys.RESULT_MESSAGE, error);
 189                         response.sendRedirect(RedirectPages.SNMP_MODIFY);
 190                         // --- debug log (out method) ---
 191                         if (logger.isDebugEnabled()) {
 192                                 logger.debug("11271 SnmpAgentServlet::doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException out");
 193                         }
 194                         // --- debug log (out method) ---
 195                         return;
 196                 }
 197
 198                 /*
 199                  * set unit_snmpInterval
 200                  */
 201                 if (unit_snmpInterval.equals("ms")) {
 202                         //
 203                 } else if (unit_snmpInterval.equals("s")) {
 204                         snmp.interval *= 1000;
 205                 } else {
 206                         session.setAttribute(SessionKeys.INPUT_SNMP, snmp);
 207                         session
 208                                         .setAttribute(SessionKeys.INPUT_SNMP_UNIT,
 209                                                         unit_snmpInterval);
 210                         MessageView error = new MessageView(21038, LogCategorySet.GUI_SNMP,
 211                                         Message.INVALID_VALUE);
 212                         session.setAttribute(SessionKeys.RESULT_MESSAGE, error);
 213                         response.sendRedirect(RedirectPages.SNMP_MODIFY);
 214                         // --- debug log (out method) ---
 215                         if (logger.isDebugEnabled()) {
 216                                 logger.debug("11272 SnmpAgentServlet::doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException out");
 217                         }
 218                         // --- debug log (out method) ---
 219                         return;
 220                 }
 221
 222                 CommandExecuter thread = new CommandExecuter(session);
 223
 224                 ExecuteMode mode;
 225                 String redirectPage;
 226
 227                 String button_mode = request.getParameter("button");
 228                 // button mode : null
 229                 if (button_mode == null) {
 230                         MessageView error = new MessageView(41063, LogCategorySet.GUI_SNMP,
 231                                         Message.UNEXPECTED_ERROR);
 232                         session.setAttribute(SessionKeys.RESULT_MESSAGE, error);
 233                         response.sendRedirect(RedirectPages.LOGIN);
 234                         // --- debug log (out method) ---
 235                         if (logger.isDebugEnabled()) {
 236                                 logger.debug("11273 SnmpAgentServlet::doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException out");
 237                         }
 238                         // --- debug log (out method) ---
 239                         return;
 240                 }
 241                 // button mode : save
 242                 else if (button_mode.equals(ButtonMode.SAVE)) {
 243                         mode = ExecuteMode.SNMP_INFO_SAVE;
 244                         redirectPage = RedirectPages.SNMP_MODIFY_EXECUTIVE;
 245                 }
 246                 // button mode : save and sync
 247                 else if (button_mode.equals(ButtonMode.SAVESYNC)) {
 248                         mode = ExecuteMode.SNMP_INFO_SAVESYNC;
 249                         redirectPage = RedirectPages.SAVE_SYNC_EXECUTIVE;
 250
 251                         SessionTransData trans = new SessionTransData();
 252                         trans.sourceURI = RedirectPages.SNMP_MODIFY;
 253                         trans.destURI = RedirectPages.SNMP_MODIFY;
 254                         trans.errorURI = RedirectPages.SNMP_MODIFY_NG;
 255                         session.setAttribute(SessionKeys.PAGE_TRANSDATA, trans);
 256                 } else {
 257                         MessageView error = new MessageView(41064, LogCategorySet.GUI_SNMP,
 258                                         Message.UNEXPECTED_ERROR);
 259                         session.setAttribute(SessionKeys.RESULT_MESSAGE, error);
 260                         response.sendRedirect(RedirectPages.LOGIN);
 261                         // --- debug log (out method) ---
 262                         if (logger.isDebugEnabled()) {
 263                                 logger.debug("11274 SnmpAgentServlet::doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException out");
 264                         }
 265                         // --- debug log (out method) ---
 266                         return;
 267                 }
 268
 269                 try {
 270                         thread.setExecute(mode, snmp);
 271                         thread.start();
 272                 } catch (Exception e) {
 273                         MessageView error = new MessageView(41065, LogCategorySet.GUI_SNMP,
 274                                         Message.UNEXPECTED_ERROR);
 275                         session.setAttribute(SessionKeys.RESULT_MESSAGE, error);
 276                         response.sendRedirect(RedirectPages.LOGIN);
 277                         // --- debug log (out method) ---
 278                         if (logger.isDebugEnabled()) {
 279                                 logger.debug("11275 SnmpAgentServlet::doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException out");
 280                         }
 281                         // --- debug log (out method) ---
 282                         return;
 283                 }
 284                 response.sendRedirect(redirectPage);
 285                 // --- debug log (out method) ---
 286                 if (logger.isDebugEnabled()) {
 287                         logger.debug("11276 SnmpAgentServlet::doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException out");
 288                 }
 289                 // --- debug log (out method) ---
 290                 return;
 291         }
 292
 293         /**
 294          *
 295          * <p>
 296          * validationCheck method
 297          * </p>
 298          *
 299          * @param session
 300          * @param str_snmpInterval
 301          * @param snmp
 302          * @return
 303          */
 304
 305         private boolean validationcheck(HttpSession session,
 306                         String str_SnmpInterval, SnmpAgentData snmp) {
 307                 // --- debug log (in method) ---
 308                 if (logger.isDebugEnabled()) {
 309                         StringBuffer buf = new StringBuffer();
 310                         buf.append("SnmpAgentServlet::validationCheck(HttpSession session, String str_SnmpInterval, SnmpAgentData snmp) in ");
 311                         buf.append("session=(" + session + "), ");
 312                         buf.append("str_SnmpInterval=(" + str_SnmpInterval + "), ");
 313                         buf.append("snmp=(" + snmp + ")");
 314                         logger.debug("11277 " + buf.toString());
 315                 }
 316                 // --- debug log (in method) ---
 317
 318                 boolean validationFlag = true;
 319
 320                 int MIN_SNMP_INTERVAL = 1;
 321                 int MAX_SNMP_INTERVAL = 999;
 322                 int int_SnmpInterval = 1;
 323
 324                 if (str_SnmpInterval.length() == 0) {
 325                         session.setAttribute(SessionKeys.INVALID_MESSAGE,
 326                                         Message.REQUIED_ITEM);
 327                         validationFlag = false;
 328                 } else {
 329                         try {
 330                                 int_SnmpInterval = Integer.parseInt(str_SnmpInterval);
 331                                 if ((int_SnmpInterval < MIN_SNMP_INTERVAL)
 332                                                 || (int_SnmpInterval > MAX_SNMP_INTERVAL)) {
 333                                         session.setAttribute(SessionKeys.INVALID_MESSAGE,
 334                                                         Message.VALIDATION_ERROR);
 335                                         validationFlag = false;
 336                                 }
 337                         } catch (NumberFormatException e) {
 338                                 session.setAttribute(SessionKeys.INVALID_MESSAGE,
 339                                                 Message.VALIDATION_ERROR);
 340                                 validationFlag = false;
 341                         }
 342                 }
 343                 snmp.interval = int_SnmpInterval;
 344
 345                 // --- debug log (out method) ---
 346                 if (logger.isDebugEnabled()) {
 347                         logger.debug("11278 SnmpAgentServlet::validationCheck(HttpSession session, String str_SnmpInterval, SnmpAgentData snmp) out return=" + validationFlag);
 348                 }
 349                 // --- debug log (out method) ---
 350                 return validationFlag;
 351         }
 352 }